Flag mast cover



FIG. 1 is a perspective view of the flag mast cover.

FIG. 2 is a right side view thereof; the left side view being a mirror image.

FIG. 3 is a top side view thereof.

FIG. 4 is a bottom side view thereof.

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The broken lines in the drawings depict environmental subject matter that forms no part of the claimed design. 

CLAIM The ornamental design for a flag mast cover, as shown and described. 